2569718930@qq.com
663 lines
27 KiB
Python
663 lines
27 KiB
Python
from __future__ import annotations
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import csv
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import math
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import threading
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import time
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from concurrent.futures import ThreadPoolExecutor
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from datetime import datetime, timedelta, timezone
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from typing import Any, Dict, List, Optional
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from loguru import logger
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from src.database.runtime_state import (
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OfficialIntradayObservationRepository,
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STATE_STORAGE_DUAL,
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STATE_STORAGE_SQLITE,
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get_state_storage_mode,
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)
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_official_intraday_repo = OfficialIntradayObservationRepository()
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class SettlementSourceMixin:
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IMGW_METEO_API_BASE = "https://meteo.imgw.pl/api/v1"
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IMGW_METEO_API_TOKEN = "p4DXKjsYadfBV21TYrDk"
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NOAA_WRH_MESO_TOKEN = "7c76618b66c74aee913bdbae4b448bdd"
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NOAA_WRH_TIMESERIES_REFERER_BASE = "https://www.weather.gov/wrh/timeseries?site="
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def _get_settlement_cache(self, key: str) -> Optional[Dict[str, Any]]:
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now_ts = time.time()
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with self._settlement_cache_lock:
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cached = self._settlement_cache.get(key)
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if cached and now_ts - float(cached.get("t", 0)) < self.settlement_cache_ttl_sec:
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return cached.get("d")
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return None
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def _set_settlement_cache(self, key: str, payload: Dict[str, Any]) -> None:
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with self._settlement_cache_lock:
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self._settlement_cache[key] = {"t": time.time(), "d": payload}
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@staticmethod
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def _csv_rows(text: str) -> List[Dict[str, str]]:
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normalized = str(text or "").lstrip("")
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if not normalized.strip():
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return []
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return [row for row in csv.DictReader(normalized.splitlines()) if isinstance(row, dict)]
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@staticmethod
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def _hko_parse_local_iso(raw_yyyymmddhhmm: Optional[str]) -> Optional[str]:
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raw = str(raw_yyyymmddhhmm or "").strip()
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if len(raw) != 12 or not raw.isdigit():
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return None
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try:
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dt = datetime.strptime(raw, "%Y%m%d%H%M").replace(
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tzinfo=timezone(timedelta(hours=8))
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)
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return dt.isoformat()
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except Exception:
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return None
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@staticmethod
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def _hko_compass_to_deg(compass: Optional[str]) -> Optional[float]:
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value = str(compass or "").strip().upper()
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if not value:
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return None
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mapping = {
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"N": 0.0,
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"NNE": 22.5,
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"NE": 45.0,
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"ENE": 67.5,
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"E": 90.0,
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"ESE": 112.5,
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"SE": 135.0,
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"SSE": 157.5,
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"S": 180.0,
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"SSW": 202.5,
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"SW": 225.0,
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"WSW": 247.5,
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"W": 270.0,
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"WNW": 292.5,
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"NW": 315.0,
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"NNW": 337.5,
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}
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return mapping.get(value)
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@staticmethod
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def _safe_float(value: Any) -> Optional[float]:
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if value is None:
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return None
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text = str(value).strip()
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if not text or text in {"***", "N/A", "NA"}:
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return None
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try:
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return float(text)
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except Exception:
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return None
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@staticmethod
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def _js_round(value: Any) -> Optional[int]:
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parsed = SettlementSourceMixin._safe_float(value)
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if parsed is None:
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return None
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return int(math.floor(float(parsed) + 0.5))
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@staticmethod
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def _pick_station_row(
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rows: List[Dict[str, str]], candidates: List[str]
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) -> Optional[Dict[str, str]]:
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if not rows:
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return None
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normalized_map = {
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str(name).strip().lower(): row
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for row in rows
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for name in [row.get("Automatic Weather Station")]
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if isinstance(row, dict) and name
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}
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for name in candidates:
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hit = normalized_map.get(str(name).strip().lower())
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if hit:
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return hit
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for row in rows:
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station = str(row.get("Automatic Weather Station") or "").strip().lower()
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if "observatory" in station:
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return row
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return rows[0] if rows else None
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def _get_settlement_series_lock(self) -> threading.Lock:
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lock = getattr(self, "_settlement_series_lock", None)
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if lock is not None:
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return lock
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lock = threading.Lock()
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setattr(self, "_settlement_series_lock", lock)
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return lock
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@staticmethod
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def _sort_temp_points(points: List[Dict[str, Any]]) -> List[Dict[str, Any]]:
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def _key(item: Dict[str, Any]) -> tuple:
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raw = str(item.get("time") or "")
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try:
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hh, mm = raw.split(":")
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return int(hh), int(mm)
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except Exception:
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return (99, 99)
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return sorted(points, key=_key)
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def _update_hko_today_obs(
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self,
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*,
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station_code: str,
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obs_iso: Optional[str],
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current_temp: Optional[float],
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) -> List[Dict[str, Any]]:
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return self._update_official_today_obs(
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source_code="hko",
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station_code=station_code,
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obs_iso=obs_iso,
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current_temp=current_temp,
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utc_offset_seconds=28800,
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)
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def _update_official_today_obs(
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self,
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*,
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source_code: str,
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station_code: str,
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obs_iso: Optional[str],
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current_temp: Optional[float],
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utc_offset_seconds: int,
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) -> List[Dict[str, Any]]:
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if not obs_iso or current_temp is None:
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return []
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try:
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obs_dt = datetime.fromisoformat(str(obs_iso).replace("Z", "+00:00"))
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except Exception:
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return []
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if obs_dt.tzinfo is None:
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obs_dt = obs_dt.replace(tzinfo=timezone.utc)
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local_tz = timezone(timedelta(seconds=int(utc_offset_seconds or 0)))
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local_dt = obs_dt.astimezone(local_tz)
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date_str = local_dt.strftime("%Y-%m-%d")
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time_str = local_dt.strftime("%H:%M")
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mode = get_state_storage_mode()
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if mode not in {STATE_STORAGE_DUAL, STATE_STORAGE_SQLITE}:
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return [{"time": time_str, "temp": round(float(current_temp), 1)}]
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lock = self._get_settlement_series_lock()
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with lock:
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_official_intraday_repo.upsert_point(
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source_code=source_code,
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station_code=station_code,
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target_date=date_str,
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observation_time=time_str,
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value=round(float(current_temp), 1),
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payload={"time": time_str, "temp": round(float(current_temp), 1)},
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)
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points = _official_intraday_repo.load_points(
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source_code=source_code,
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station_code=station_code,
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target_date=date_str,
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)
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return self._sort_temp_points(points)
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def fetch_hko_settlement_current(
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self,
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*,
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station_code: str = "HKO",
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station_name: str = "HK Observatory",
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station_candidates: Optional[List[str]] = None,
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) -> Optional[Dict[str, Any]]:
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normalized_station_code = str(station_code or "HKO").strip() or "HKO"
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normalized_station_name = str(station_name or "HK Observatory").strip() or "HK Observatory"
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candidate_names = [
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str(item).strip()
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for item in (station_candidates or [normalized_station_name])
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if str(item).strip()
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]
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if not candidate_names:
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candidate_names = [normalized_station_name]
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cache_key = f"hko:{normalized_station_code.lower()}"
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cached = self._get_settlement_cache(cache_key)
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if cached:
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return cached
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try:
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base = "https://data.weather.gov.hk/weatherAPI/hko_data/regional-weather"
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csv_urls = {
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"temp": f"{base}/latest_1min_temperature.csv",
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"maxmin": f"{base}/latest_since_midnight_maxmin.csv",
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"humidity": f"{base}/latest_1min_humidity.csv",
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"wind": f"{base}/latest_10min_wind.csv",
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}
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def _fetch_csv(url: str):
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response = self._http_get(url, timeout=self.timeout)
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response.raise_for_status()
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return response
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fetched_csv = {}
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with ThreadPoolExecutor(max_workers=4) as executor:
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future_map = {
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executor.submit(_fetch_csv, url): key
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for key, url in csv_urls.items()
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}
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for future, key in future_map.items():
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fetched_csv[key] = future.result()
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temp_rows = self._csv_rows(fetched_csv["temp"].text)
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maxmin_rows = self._csv_rows(fetched_csv["maxmin"].text)
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humidity_rows = self._csv_rows(fetched_csv["humidity"].text)
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wind_rows = self._csv_rows(fetched_csv["wind"].text)
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temp_row = self._pick_station_row(temp_rows, candidate_names)
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maxmin_row = self._pick_station_row(maxmin_rows, candidate_names)
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humidity_row = self._pick_station_row(humidity_rows, candidate_names)
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wind_row = self._pick_station_row(wind_rows, candidate_names)
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if not temp_row or not maxmin_row:
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return None
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obs_raw = temp_row.get("Date time") or maxmin_row.get("Date time")
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obs_iso = self._hko_parse_local_iso(obs_raw)
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current_temp = self._safe_float(temp_row.get("Air Temperature(degree Celsius)"))
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max_so_far = self._safe_float(maxmin_row.get("Maximum Air Temperature Since Midnight(degree Celsius)"))
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min_so_far = self._safe_float(maxmin_row.get("Minimum Air Temperature Since Midnight(degree Celsius)"))
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humidity = self._safe_float(humidity_row.get("Relative Humidity(percent)")) if humidity_row else None
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wind_speed_kmh = self._safe_float(wind_row.get("10-Minute Mean Speed(km/hour)")) if wind_row else None
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wind_speed_kt = round(float(wind_speed_kmh) / 1.852, 1) if wind_speed_kmh is not None else None
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wind_dir = self._hko_compass_to_deg(
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wind_row.get("10-Minute Mean Wind Direction(Compass points)") if wind_row else None
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)
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today_obs = self._update_hko_today_obs(
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station_code=normalized_station_code,
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obs_iso=obs_iso,
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current_temp=current_temp,
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)
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derived_max_time = None
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if today_obs and max_so_far is not None:
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hottest = max(today_obs, key=lambda item: float(item.get("temp") or -999))
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hottest_temp = self._safe_float(hottest.get("temp"))
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if hottest_temp is not None and abs(hottest_temp - float(max_so_far)) <= 0.05:
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derived_max_time = str(hottest.get("time") or "").strip() or None
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payload: Dict[str, Any] = {
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"source": "hko",
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"source_label": "HKO",
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"station_code": normalized_station_code,
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"station_name": normalized_station_name,
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"observation_time": obs_iso,
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"current": {
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"temp": round(current_temp, 1) if current_temp is not None else None,
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"max_temp_so_far": round(max_so_far, 1) if max_so_far is not None else None,
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"max_temp_time": derived_max_time,
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"today_low": round(min_so_far, 1) if min_so_far is not None else None,
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"humidity": round(humidity, 1) if humidity is not None else None,
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"wind_speed_kt": wind_speed_kt,
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"wind_dir": wind_dir,
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},
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"today_obs": today_obs,
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"unit": "celsius",
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}
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self._set_settlement_cache(cache_key, payload)
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return payload
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except Exception as exc:
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logger.warning(f"HKO settlement fetch failed station={normalized_station_code}: {exc}")
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return None
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def fetch_cwa_taipei_settlement_current(self) -> Optional[Dict[str, Any]]:
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cache_key = "cwa:taipei:466920"
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cached = self._get_settlement_cache(cache_key)
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if cached:
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return cached
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try:
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url = "https://opendata.cwa.gov.tw/api/v1/rest/datastore/O-A0003-001"
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response = self._http_get(
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url,
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params={"Authorization": self.cwa_open_data_auth, "format": "JSON", "StationId": "466920"},
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timeout=self.timeout,
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)
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response.raise_for_status()
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data = response.json() if response.content else {}
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stations = (data.get("records") or {}).get("Station") or []
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if isinstance(stations, dict):
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station = stations
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elif isinstance(stations, list) and stations:
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station = stations[0]
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else:
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station = None
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if not isinstance(station, dict):
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return None
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wx = station.get("WeatherElement") or {}
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if not isinstance(wx, dict):
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wx = {}
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daily_extreme = wx.get("DailyExtreme") or {}
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high_info = (((daily_extreme.get("DailyHigh") or {}).get("TemperatureInfo") or {}))
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low_info = (((daily_extreme.get("DailyLow") or {}).get("TemperatureInfo") or {}))
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high_time_raw = (((high_info.get("Occurred_at") or {}).get("DateTime")))
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high_hhmm = None
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if high_time_raw and "T" in str(high_time_raw):
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try:
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high_hhmm = datetime.fromisoformat(str(high_time_raw)).strftime("%H:%M")
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except Exception:
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high_hhmm = str(high_time_raw).split("T")[1][:5]
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obs_time_raw = (station.get("ObsTime") or {}).get("DateTime")
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wind_speed_ms = self._safe_float(wx.get("WindSpeed"))
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payload: Dict[str, Any] = {
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"source": "cwa",
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"source_label": "CWA",
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"station_code": str(station.get("StationId") or "466920"),
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"station_name": str(station.get("StationName") or "臺北"),
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"observation_time": str(obs_time_raw or "").strip() or None,
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"current": {
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"temp": self._safe_float(wx.get("AirTemperature")),
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"max_temp_so_far": self._safe_float(high_info.get("AirTemperature")),
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"max_temp_time": high_hhmm,
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"today_low": self._safe_float(low_info.get("AirTemperature")),
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"humidity": self._safe_float(wx.get("RelativeHumidity")),
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"wind_speed_kt": round(float(wind_speed_ms) * 1.943844, 1) if wind_speed_ms is not None else None,
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"wind_dir": self._safe_float(wx.get("WindDirection")),
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},
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"unit": "celsius",
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}
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self._set_settlement_cache(cache_key, payload)
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return payload
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except Exception as exc:
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logger.warning(f"CWA settlement fetch failed: {exc}")
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return None
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def fetch_hko_forecast(self) -> Optional[float]:
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try:
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url = "https://data.weather.gov.hk/weatherAPI/opendata/weather.php?dataType=fnd&lang=tc"
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res = self._http_get_json(url, timeout=self.timeout)
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return float(res["weatherForecast"][0]["forecastMaxtemp"]["value"])
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except Exception as exc:
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logger.warning(f"HKO Forecast request failed: {exc}")
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return None
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def fetch_cwa_taipei_forecast(self) -> Optional[float]:
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try:
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if not self.cwa_open_data_auth:
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return None
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url = "https://opendata.cwa.gov.tw/api/v1/rest/datastore/F-D0047-061"
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res = self._http_get_json(
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url,
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params={"Authorization": self.cwa_open_data_auth, "format": "JSON", "elementName": "MaxT"},
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timeout=self.timeout,
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)
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locs = res.get("records", {}).get("Locations", [])[0].get("Location", [])
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if not locs:
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return None
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loc = locs[0]
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for weather_element in loc.get("WeatherElement", []):
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if weather_element.get("ElementName") == "MaxT":
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return float(weather_element["Time"][0]["ElementValue"][0]["Temperature"])
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return None
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except Exception as exc:
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logger.warning(f"CWA Forecast request failed: {exc}")
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return None
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def fetch_noaa_station_settlement_current(
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self,
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*,
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station_code: str = "RCTP",
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station_name: Optional[str] = None,
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) -> Optional[Dict[str, Any]]:
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normalized_station_code = str(station_code or "RCTP").strip().upper() or "RCTP"
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cache_key = f"noaa:{normalized_station_code.lower()}"
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cached = self._get_settlement_cache(cache_key)
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if cached:
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return cached
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try:
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response = self._http_get(
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"https://api.synopticdata.com/v2/stations/timeseries",
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params={
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"STID": normalized_station_code,
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"showemptystations": 1,
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"recent": 2880,
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"complete": 1,
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"token": self.NOAA_WRH_MESO_TOKEN,
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"obtimezone": "local",
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},
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headers={
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"Referer": f"{self.NOAA_WRH_TIMESERIES_REFERER_BASE}{normalized_station_code}",
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"Origin": "https://www.weather.gov",
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"User-Agent": "Mozilla/5.0",
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},
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timeout=self.timeout,
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)
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response.raise_for_status()
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payload = response.json() if response.content else {}
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stations = payload.get("STATION") or []
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station = stations[0] if isinstance(stations, list) and stations else None
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if not isinstance(station, dict):
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return None
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obs = station.get("OBSERVATIONS") or {}
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stamps = obs.get("date_time") or []
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temps = obs.get("air_temp_set_1") or []
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humidity_list = obs.get("relative_humidity_set_1") or []
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wind_speed_list = obs.get("wind_speed_set_1") or []
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wind_dir_list = obs.get("wind_direction_set_1") or []
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if not isinstance(stamps, list) or not isinstance(temps, list) or not stamps or not temps:
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return None
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today_rows: List[tuple[datetime, int]] = []
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latest_dt: Optional[datetime] = None
|
||
latest_temp: Optional[int] = None
|
||
latest_humidity: Optional[float] = None
|
||
latest_wind_speed_ms: Optional[float] = None
|
||
latest_wind_dir: Optional[float] = None
|
||
|
||
for idx, stamp in enumerate(stamps):
|
||
raw_temp = temps[idx] if idx < len(temps) else None
|
||
rounded_temp = self._js_round(raw_temp)
|
||
if rounded_temp is None:
|
||
continue
|
||
try:
|
||
dt = datetime.strptime(str(stamp), "%Y-%m-%dT%H:%M:%S%z")
|
||
except Exception:
|
||
continue
|
||
if latest_dt is None or dt >= latest_dt:
|
||
latest_dt = dt
|
||
latest_temp = rounded_temp
|
||
latest_humidity = self._safe_float(humidity_list[idx] if idx < len(humidity_list) else None)
|
||
latest_wind_speed_ms = self._safe_float(wind_speed_list[idx] if idx < len(wind_speed_list) else None)
|
||
latest_wind_dir = self._safe_float(wind_dir_list[idx] if idx < len(wind_dir_list) else None)
|
||
if latest_dt is None or latest_temp is None:
|
||
return None
|
||
|
||
target_date = latest_dt.date()
|
||
for idx, stamp in enumerate(stamps):
|
||
raw_temp = temps[idx] if idx < len(temps) else None
|
||
rounded_temp = self._js_round(raw_temp)
|
||
if rounded_temp is None:
|
||
continue
|
||
try:
|
||
dt = datetime.strptime(str(stamp), "%Y-%m-%dT%H:%M:%S%z")
|
||
except Exception:
|
||
continue
|
||
if dt.date() == target_date:
|
||
today_rows.append((dt, rounded_temp))
|
||
|
||
max_so_far = None
|
||
max_temp_time = None
|
||
today_low = None
|
||
if today_rows:
|
||
max_so_far = max(temp for _, temp in today_rows)
|
||
today_low = min(temp for _, temp in today_rows)
|
||
for dt, temp in today_rows:
|
||
if temp == max_so_far:
|
||
max_temp_time = dt.strftime("%H:%M")
|
||
break
|
||
today_obs = [
|
||
{"time": dt.strftime("%H:%M"), "temp": temp}
|
||
for dt, temp in today_rows
|
||
]
|
||
|
||
result = {
|
||
"source": "noaa",
|
||
"source_label": "NOAA",
|
||
"station_code": normalized_station_code,
|
||
"station_name": str(station_name or station.get("NAME") or normalized_station_code),
|
||
"observation_time": latest_dt.isoformat(),
|
||
"current": {
|
||
"temp": latest_temp,
|
||
"max_temp_so_far": max_so_far,
|
||
"max_temp_time": max_temp_time,
|
||
"today_low": today_low,
|
||
"humidity": round(latest_humidity, 1) if latest_humidity is not None else None,
|
||
"wind_speed_kt": round(float(latest_wind_speed_ms) * 1.943844, 1) if latest_wind_speed_ms is not None else None,
|
||
"wind_dir": latest_wind_dir,
|
||
},
|
||
"today_obs": today_obs,
|
||
"unit": "celsius",
|
||
}
|
||
self._set_settlement_cache(cache_key, result)
|
||
return result
|
||
except Exception as exc:
|
||
logger.warning(
|
||
f"NOAA settlement fetch failed station={normalized_station_code}: {exc}"
|
||
)
|
||
return None
|
||
|
||
def _imgw_api_get(self, path: str, params: Optional[Dict[str, Any]] = None) -> Optional[Dict[str, Any]]:
|
||
try:
|
||
query = {"token": self.IMGW_METEO_API_TOKEN}
|
||
if isinstance(params, dict):
|
||
query.update(params)
|
||
response = self._http_get(
|
||
f"{self.IMGW_METEO_API_BASE}/{path}",
|
||
params=query,
|
||
timeout=self.timeout,
|
||
)
|
||
response.raise_for_status()
|
||
return response.json() if response.content else None
|
||
except Exception as exc:
|
||
logger.warning(f"IMGW API request failed path={path}: {exc}")
|
||
return None
|
||
|
||
def fetch_imgw_synoptic_station_current(
|
||
self,
|
||
localization: str,
|
||
*,
|
||
display_name: Optional[str] = None,
|
||
use_fahrenheit: bool = False,
|
||
) -> Optional[Dict[str, Any]]:
|
||
cache_key = f"imgw:synoptic:{str(localization or '').strip().lower()}"
|
||
cached = self._get_settlement_cache(cache_key)
|
||
if cached:
|
||
return cached
|
||
|
||
location_payload = self._imgw_api_get("geo/search", {"name": localization})
|
||
location_rows = (location_payload or {}).get("data") or []
|
||
if not isinstance(location_rows, list) or not location_rows:
|
||
return None
|
||
location_row = location_rows[0] if isinstance(location_rows[0], dict) else None
|
||
if not isinstance(location_row, dict):
|
||
return None
|
||
|
||
date_str = datetime.now(timezone.utc).strftime("%Y-%m-%d")
|
||
synoptic_payload = self._imgw_api_get(
|
||
"forecast/synoptic",
|
||
{"date": date_str, "localization": localization},
|
||
)
|
||
data = (synoptic_payload or {}).get("data") or {}
|
||
if not isinstance(data, dict) or not data:
|
||
return None
|
||
|
||
latest_row = None
|
||
for key in sorted(data.keys()):
|
||
row = data.get(key)
|
||
if isinstance(row, dict) and row.get("temp") is not None:
|
||
latest_row = row
|
||
if not isinstance(latest_row, dict):
|
||
return None
|
||
|
||
temp_kelvin = self._safe_float(latest_row.get("temp"))
|
||
if temp_kelvin is None:
|
||
return None
|
||
temp_c = temp_kelvin - 273.15
|
||
temp_value = (temp_c * 9 / 5) + 32 if use_fahrenheit else temp_c
|
||
wind_speed_ms = self._safe_float(latest_row.get("ws"))
|
||
|
||
payload = {
|
||
"name": display_name or str(location_row.get("name") or localization),
|
||
"lat": self._safe_float(location_row.get("lat")),
|
||
"lon": self._safe_float(location_row.get("lon")),
|
||
"temp": round(temp_value, 1),
|
||
"icao": "IMGW",
|
||
"istNo": "IMGW",
|
||
"wind_dir": self._safe_float(latest_row.get("wd")),
|
||
"wind_speed": wind_speed_ms,
|
||
"wind_speed_kt": round(float(wind_speed_ms) * 1.943844, 1) if wind_speed_ms is not None else None,
|
||
"source": "imgw_synoptic",
|
||
"raw_time": latest_row.get("fd"),
|
||
}
|
||
if payload["lat"] is None or payload["lon"] is None:
|
||
return None
|
||
self._set_settlement_cache(cache_key, payload)
|
||
return payload
|
||
|
||
def fetch_settlement_current(self, city: str) -> Optional[Dict[str, Any]]:
|
||
normalized = str(city or "").strip().lower()
|
||
try:
|
||
from src.data_collection.city_registry import CITY_REGISTRY
|
||
|
||
city_meta = CITY_REGISTRY.get(normalized) or {}
|
||
settlement_source = str(city_meta.get("settlement_source") or "").strip().lower()
|
||
if settlement_source == "wunderground":
|
||
logger.info("Settlement current skipped city={} source=wunderground reason=crawler_removed", city)
|
||
return None
|
||
if settlement_source == "hko":
|
||
raw_candidates = city_meta.get("settlement_station_candidates") or []
|
||
if isinstance(raw_candidates, str):
|
||
station_candidates = [raw_candidates]
|
||
else:
|
||
station_candidates = [
|
||
str(item).strip()
|
||
for item in raw_candidates
|
||
if str(item).strip()
|
||
]
|
||
station_name = (
|
||
str(city_meta.get("settlement_station_label") or "").strip()
|
||
or (station_candidates[0] if station_candidates else "HK Observatory")
|
||
)
|
||
station_code = (
|
||
str(city_meta.get("settlement_station_code") or "").strip()
|
||
or str(city_meta.get("icao") or "").strip()
|
||
or "HKO"
|
||
)
|
||
return self.fetch_hko_settlement_current(
|
||
station_code=station_code,
|
||
station_name=station_name,
|
||
station_candidates=station_candidates,
|
||
)
|
||
if settlement_source == "cwa":
|
||
return self.fetch_cwa_taipei_settlement_current()
|
||
if settlement_source == "noaa":
|
||
station_code = (
|
||
str(city_meta.get("settlement_station_code") or "").strip()
|
||
or str(city_meta.get("icao") or "").strip()
|
||
or normalized.upper()
|
||
)
|
||
station_name = (
|
||
str(city_meta.get("settlement_station_label") or "").strip()
|
||
or station_code
|
||
)
|
||
return self.fetch_noaa_station_settlement_current(
|
||
station_code=station_code,
|
||
station_name=station_name,
|
||
)
|
||
except Exception as exc:
|
||
logger.warning(f"Settlement source dispatch failed city={city}: {exc}")
|
||
if normalized == "taipei":
|
||
return self.fetch_cwa_taipei_settlement_current()
|
||
return None
|